191613160

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1103}}^1$

素因数の和:1258

約数の個数: 64

約数和(自身を含む): 445927680

約数和(自身を除く): 254314520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 101, 172, 202, 215, 344, 404, 430, 505, 808, 860, 1010, 1103, 1720, 2020, 2206, 4040, 4343, 4412, 5515, 8686, 8824, 11030, 17372, 21715, 22060, 34744, 43430, 44120, 47429, 86860, 94858, 111403, 173720, 189716, 222806, 237145, 379432, 445612, 474290, 557015, 891224, 948580, 1114030, 1897160, 2228060, 4456120, 4790329, 9580658, 19161316, 23951645, 38322632, 47903290, 95806580, 191613160]

約数ペア:

[(1, 191613160), (2, 95806580), (4, 47903290), (5, 38322632), (8, 23951645), (10, 19161316), (20, 9580658), (40, 4790329), (43, 4456120), (86, 2228060), (101, 1897160), (172, 1114030), (202, 948580), (215, 891224), (344, 557015), (404, 474290), (430, 445612), (505, 379432), (808, 237145), (860, 222806), (1010, 189716), (1103, 173720), (1720, 111403), (2020, 94858), (2206, 86860), (4040, 47429), (4343, 44120), (4412, 43430), (5515, 34744), (8686, 22060), (8824, 21715), (11030, 17372)]